Grab bar



FIG. 1 is a perspective view of a grab bar, showing my new design, having a peened bar;

FIG. 2 is a top plan view of the grab bar having the peened bar of FIG. 1;

FIG. 3 is a front elevation view of the grab bar having the peened bar of FIG. 1; and,

FIG. 4 is a side elevation view of the grab bar having the peened bar of FIG. 1. 

The ornamental design for a grab bar, as shown and described. 